Home / 52,318,807.20-78,336,493.20-40,981,399.20

Finding the Fourth Proportional to 52,318,807.20, 78,336,493.20 and 40,981,399.20

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Solution

The fourth proportional to 52,318,807.20, 78,336,493.20 and 40,981,399.20 is: 61,361,091.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,318,807.20 : 78,336,493.20 = 40,981,399.20 : x
  2. Step 2: Convert to fraction form
    52,318,807.20/78,336,493.20 = 40,981,399.20/x
  3. Step 3: Cross multiply
    52,318,807.20x = 78,336,493.20 × 40,981,399.20
  4. Step 4: Simplify right side
    52,318,807.20x = 3,210,339,099,757,286
  5. Step 5: Solve for x
    x = 3,210,339,099,757,286/52,318,807.20
  6. Step 6: Final answer
    x = 61,361,091.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.